Gardaí in Dublin are investigating an attack on a young woman in Rathmines overnight.
The 22-year-old woman was attacked and punched from behind at around 12.30am this morning, she managed to free herself and raise the alarm.
A man in his 40's was arrested close to the scene and he is being held at Terenure Garda Station under Section 4 of the Criminal Justice Act.
The woman was treated in hospital for minor injuries.